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4 ene 1932 año - James Chadwick discovers the neutron

Descripción:

James Chadwick is an english physicist born 1891 and died 1974. He discovered a new subatomic particle that has no charge and affects the atomic mass.

Añadido al timeline:

16 oct 2017
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fecha:

4 ene 1932 año
Ahora mismo
~ 92 years ago